How many movies have Miloslav Mirvald and Oldřich Mach collaborated on?

They have worked on 11 movies together! Their first movie together was Case for a Rookie Hangman (1970) while their highest rated movie together was Zločin v Modré hvězdě (1974). They have not worked together since Kouzelníkův návrat (1985). They are most known for their drama films together.